Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Dr. Nathaniel Gunn, MD

Individual provider Internal Medicine Physician · NPI 1912041963

Dr. Nathaniel Gunn, MD is an Internal Medicine Physician in Waltham, Massachusetts. Licensed in California. Registered with an NPI since 2007.

Licensed in
CA
In the registry since
2007
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

201 Jones Rd 4th Fl
Waltham, MA 02451-1600
Phone: (781) 693-3786
Fax: (781) 207-0097
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence A77328 (CA)

Record details

NPI number1912041963
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedFebruary 16, 2007
Last updated in NPPESMay 22, 2012
Mailing address201 Jones Rd, 4th Floor, Waltham, MA 02451-1600

Other providers in Waltham